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Main circuit terminal specifications
2.2 Main circuit terminal specifications
2.2.1 Specification of main circuit terminal
2.2.2 Terminal arrangement of the main circuit terminal, power supply and the motor
wiring
Three-phase 200V class
Terminal
Symbol
Terminal Name Description
R/L1,
S/L2,
T/L3
AC power input Connect to the commercial power supply.
U, V, W Inverter output Connect a three-phase squirrel-cage motor.
P/+, PR Brake resistor connection
Connect a brake resistor (FR-ABR, MRS type, MYS type) across terminals P/+ and
PR.
(The brake resistor cannot be connected to the 0.1K or 0.2K.)
P/+, N/- Brake unit connection Connect the brake unit (FR-BU2).
P/+, P1 DC reactor connection Remove the jumper across terminals P/+ and P1 and connect a DC reactor.
Earth (Ground) For earthing (grounding) the inverter chassis. Must be earthed (grounded).
FR-E720-0.1KNF to 0.75KNF FR-E720-1.5KNF to 3.7KNF
FR-E720-5.5KNF, 7.5KNF FR-E720-11KNF, 15KNF
MotorPower supply
N/-
P/+ PR
IM
R/L1 S/L2 T/L3
Jumpe
r
Motor
Power supply
N/-
P/+
PR
IM
R/L1 S/L2 T/L3
Jumper
Motor
Power supply
IM
N/-
P/+
PR
R/L1 S/L2 T/L3
Jumper
N/-
P/+
PR
R/L1 S/L2 T/L3
Jumper
MotorPower supply
IM